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Finding the Fourth Proportional to 29,403,040.40, 44,104,560.60 and 28,287,014.30

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Solution

The fourth proportional to 29,403,040.40, 44,104,560.60 and 28,287,014.30 is: 42,430,521.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,403,040.40 : 44,104,560.60 = 28,287,014.30 : x
  2. Step 2: Convert to fraction form
    29,403,040.40/44,104,560.60 = 28,287,014.30/x
  3. Step 3: Cross multiply
    29,403,040.40x = 44,104,560.60 × 28,287,014.30
  4. Step 4: Simplify right side
    29,403,040.40x = 1,247,586,336,387,416.75
  5. Step 5: Solve for x
    x = 1,247,586,336,387,416.75/29,403,040.40
  6. Step 6: Final answer
    x = 42,430,521.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.